<template>
  <div class="app-container">

    <!-- 搜索表单 -->
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="品牌名称" prop="name">
        <el-input
            v-model="queryParams.name"
            placeholder="请输入品牌名称"
            clearable
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <!-- 功能按钮栏 -->
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
            type="primary"
            plain
            icon="Plus"
            @click="toAddProductUnit"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
            type="danger"
            plain
            icon="Delete"
            @click="handleDelete">批量删除</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <!-- 数据展示表格 -->
    <el-table :data="productUnitList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="名称" prop="name" width="200"/>
      <el-table-column prop="createTime" label="创建时间" />
      <el-table-column label="操作" align="center" width="200" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页条组件 -->
    <pagination
        v-show="total>0"
        :total="total"
        v-model:page="queryParams.pageNum"
        v-model:limit="queryParams.pageSize"
        @pagination="getList"
    />
    <!-- 添加或修改商品单位对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="productUnitRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="单位名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入单位名称" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>

  </div>
</template>


<script setup name="ProductUnit">
//1 引入定义接口信息js文件
import {listProductUnit,addProductUnit,getInfo,changeProductUnit,remove} from '@/api/product/productUnit'
import {ElMessageBox} from "element-plus";
//2 定义需要使用数据模型（变量）

//定义分页列表数据模型
const productUnitList = ref([]);
//定义列表总记录数模型
const total = ref(10);
//定义隐藏搜索控制模型
const showSearch = ref(true);
//定义分页和条件查询相关参数
const data = reactive({
  queryParams:{
    pageNum: 1,
    pageSize: 10,
    name:null
  },
  form:{},
  rules: {
    name: [
      { required: true, message: "单位名称不能为空", trigger: "blur" }
    ]
  }
})
//新增与修改弹出层标题模型
const title = ref("");
//新增与修改弹出层控制模型
const open = ref(false);
const {proxy} = getCurrentInstance();

const {queryParams,form,rules} = toRefs(data)
//3 编写方法发送ajax请求得到数据
function getList(){
  listProductUnit(queryParams.value).then(response=>{
    productUnitList.value = response.rows;
    total.value = response.total
  })
}
//搜索方法
function handleQuery() {
  getList()
}
//重置
function resetQuery() {
  queryParams.value.pageNum = 1
  queryParams.value.pageSize = 10
  queryParams.value.name = null
  handleQuery();
}
//添加弹框方法
function toAddProductUnit() {
  reset()
  open.value = true
  title.value = "添加商品单位"
}
// 表单重置
function reset() {
  form.value = {
    id: null,
    name: null,
    logo: null
  };
}


function submitForm() {
  proxy.$refs["productUnitRef"].validate(valid => {
    if (valid){
      if (form.value.id != null){
        //修改
        changeProductUnit(form.value).then(response=>{
          //关闭弹窗
          open.value = false
          //提示信息
          proxy.$modal.msgSuccess("修改成功")
          //刷新页面
          getList()
        })
      }else {
        //添加
        addProductUnit(form.value).then(response=>{
          //关闭弹窗
          open.value = false
          //提示信息
          proxy.$modal.msgSuccess("添加成功")
          //刷新页面
          getList()
        })
      }

    }
  })
}
//修改-数据回显
function handleUpdate(row) {
  getInfo(row.id).then(response=>{
    form.value = response.data
    open.value = true
    title.value = "修改商品单位";
  })
}
//取消
function cancel() {
  open.value = false
}
//=====================================
//删除一条数据
function handleDelete(row) {
  // _ids 需要删除品牌的id
  const _ids = row.id || ids.value;
  ElMessageBox.confirm('是否确认删除分类品牌？', "系统提示", {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: "warning",
  }).then(function() {
    //删除
    remove(_ids);
    //刷新
    getList();
    //提示信息
    ElMessage.success("删除成功");
  })
}
//==================================
//批量删除
const ids = ref([])
// 多选框选中的数据
function handleSelectionChange(selection) {
  //selection数组
  //从selection数组中获取所有id值
  ids.value = selection.map(item => item.id)
  console.log(ids)
}
getList()
</script>